CVE-2009-1955

CVE Details

Release Date:	2009-06-08
Impact:	Moderate	What is this?

Description

The expat XML parser in the apr_xml_* interface in xml/apr_xml.c in Apache APR-util before 1.3.7, as used in the mod_dav and mod_dav_svn modules in the Apache HTTP Server, allows remote attackers to cause a denial of service (memory consumption) via a crafted XML document containing a large number of nested entity references, as demonstrated by a PROPFIND request, a similar issue to CVE-2003-1564.

See more information about CVE-2009-1955 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	7.8
Vector String:	AV:N/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Enterprise Linux version 4 (apr-util)	ELSA-2009-1107	2009-06-16
Oracle Linux version 5 (apr-util)	ELSA-2009-1107	2009-06-16